// ES 6
// export const names: string = "alen"
const names: string = "wusir";
// module.exports = { names };
// let names: string = "alen";
let age: number = 30;
let isDevelopment: boolean = true;
let address: string;
let hobbies: string[] = ["boxing","basketball"];
let data = {name: "alen", age: 99};

function greet(name: string){
    return "hello, " + name + "!";
}

console.log(greet(names))